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Health Hazard Evaluations (HHEs)

Each month we will update this page to highlight newly released final reports and information on new and emerging hazards we are evaluating. Check back often to see what we are up to!

What's New

Evaluation of Exposures in a Steel Coil Pickling Plant
Finding diesel exhaust in the crane cabs and overexposures to noise on the pickling line, HHE Program investigators recommend providing ventilated enclosures for the crane cabs, and providing employees with hearing protection and training. Read the report:

Evaluation of Exposure to Metals at an Electronics Recycling Facility
Finding that air samples for metals were low and blood measurements for lead and cadmium were also below recommended levels, HHE Program investigators recommended providing employees with a lead-removing product to wash their hands, and prohibiting the use of compressed air to clean electronics. Read the report:

2017 Health Hazard Evaluation Program Annual Report
The NIOSH Health Hazard Evaluation (HHE) Program is pleased to share its 2017 annual report. Our report includes summaries of projects that were interesting and other highlights of our year. We hope the report stimulates conversations about who the HHE Program is and how we make a difference for the health and safety of employees throughout the United States. The annual report is available here: